20188974735

素因数分解:

$3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1177543}}^1$

素因数の和:1177684

約数の個数: 32

約数和(自身を含む): 36174151680

約数和(自身を除く): 15985176945

約数列:

[1, 3, 5, 9, 15, 27, 45, 127, 135, 381, 635, 1143, 1905, 3429, 5715, 17145, 1177543, 3532629, 5887715, 10597887, 17663145, 31793661, 52989435, 149547961, 158968305, 448643883, 747739805, 1345931649, 2243219415, 4037794947, 6729658245, 20188974735]

約数ペア:

[(1, 20188974735), (3, 6729658245), (5, 4037794947), (9, 2243219415), (15, 1345931649), (27, 747739805), (45, 448643883), (127, 158968305), (135, 149547961), (381, 52989435), (635, 31793661), (1143, 17663145), (1905, 10597887), (3429, 5887715), (5715, 3532629), (17145, 1177543)]